Prester John is said to be a. a mythical Christian king in Africa believed to be a descendant of one of the three kings who visited Jesus after his birth.
Prester John was said to be a Christian King who ruled over a strong nation in the East of Africa which was eventually lost because of the Muslims and pagans invading the area.
He is believed to have been descended from the Three Kings/ Magi who came to visit Jesus when he was born and brought for him the three important gifts of gold, frankincense and myrrh.
Find out more on East Africa Christianity at https://brainly.com/question/1524670
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